Home / 10,007,065.01-13,809,743.16-5,423,386.39

Finding the Fourth Proportional to 10,007,065.01, 13,809,743.16 and 5,423,386.39

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Solution

The fourth proportional to 10,007,065.01, 13,809,743.16 and 5,423,386.39 is: 7,484,269.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,007,065.01 : 13,809,743.16 = 5,423,386.39 : x
  2. Step 2: Convert to fraction form
    10,007,065.01/13,809,743.16 = 5,423,386.39/x
  3. Step 3: Cross multiply
    10,007,065.01x = 13,809,743.16 × 5,423,386.39
  4. Step 4: Simplify right side
    10,007,065.01x = 74,895,573,048,477.53
  5. Step 5: Solve for x
    x = 74,895,573,048,477.53/10,007,065.01
  6. Step 6: Final answer
    x = 7,484,269.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.